"Ward's+Phenomena"

This inexpensive model, developed by Tim Ernest, lets you create longitudinal/compression waves by simply pushing a Slinky® along a track.

Cave roaches are widely used in labs for physiological, behavioral, structural, and developmental studies.

Museum mounts are the ideal supplement for classroom dissection.

Our most comprehensive collection of rock samples.

Visually see the difference between Groups and Periods.

Structure and reproduction slides.

Marine; Small Motile Cells with the Transverse Furrow Located Near the Apex.

Your scorpion is shipped in a plastic container with sphagnum moss as cushioning. It should be placed in a prepared habitat upon arrival.

Your frog is shipped in a plastic container with damp sphagnum moss as cushioning. It should be placed in a prepared habitat shortly after arrival.

White, fibrous, silky luster.

Sized so an entire classroom can see them, these giant molecular models are made from durable polyethylene.

CAS Number: 108-24-7
Formula Weight: 102.09
Formula: C₄H₆O₃
Hazard Info: Irritant, Corrosive, Flammable
Density (g/mL): 1.08
Boiling Point (°C): 139.9
Freezing Point (°C): -73
Solubility: Reacts with Water and Alcohol
Synonyms: Acetic Oxide, Acetyl Oxide, Ethanoic Anhydride, Acetic Acid Anhydride
Shelf Life (months): 36
Storage: White

Great example of plant cells and mitosis.

Examples of Different Types of Surface Appearance

Do you know how to separate proteins?

Hands-On Manipulation with Colorful Models.